Home / 14,620.44-21,927.31-4,091.21

Finding the Fourth Proportional to 14,620.44, 21,927.31 and 4,091.21

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Solution

The fourth proportional to 14,620.44, 21,927.31 and 4,091.21 is: 6,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.44 : 21,927.31 = 4,091.21 : x
  2. Step 2: Convert to fraction form
    14,620.44/21,927.31 = 4,091.21/x
  3. Step 3: Cross multiply
    14,620.44x = 21,927.31 × 4,091.21
  4. Step 4: Simplify right side
    14,620.44x = 89,709,229.95
  5. Step 5: Solve for x
    x = 89,709,229.95/14,620.44
  6. Step 6: Final answer
    x = 6,135.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.